.safe-padding(@bottom: 30rpx) {
  padding-bottom: unquote('max(#{@bottom}, constant(safe-area-inset-bottom))');
  padding-bottom: unquote('max(#{@bottom}, env(safe-area-inset-bottom))');
}
.safe-margin(@bottom: 30rpx) {
  margin-bottom: unquote('max(#{@bottom}, constant(safe-area-inset-bottom))');
  margin-bottom: unquote('max(#{@bottom}, env(safe-area-inset-bottom))');
}
